Please EXPLAIN and solve EACH/ALL part(s) in Question #4!

DOUBLE CHECK YOUR WORK AND ANSWER(S).

PLEASE NEATLY SHOW ALL WORK, EXPLANATIONS, & CALCULATIONS STEP-BY-STEP USING PEN AND PAPER! I AM NEW TO CHEMISTRY! I AM A COMPLETE NEWBIE!

4A. Calculate the standard free energy change (G1xx) for the following reaction at 298K based on the provided equilibrium constant. PCl3(g)+Cl2(g)PCl5(g)K=31.5 Insert an image of your work here. 4B. Using the information provided in Question 4A, calculate the nonstandard free energy change (Grxn) for the reaction at 298K when Q=4.75 Insert an image of your work here